Phi Fa (, ) is a deity or spirit in the local folklore of northeast Thailand and Laos. It is also known as Phi Thaen (ผีแถน). They play a prominent role in the Phra Lak Phra Lam and the stories of Khun Borom. Phi Fa ritual The Phi Fa ritual is a practice preferably celebrated for a person who recovers after convalescence from a serious disease. The shaman is the medium, that is able to contact Phi Fa and invite her to take part in the ceremony. The shaman selects the suitable date and location for the ceremony, instructs participants during the preparation of the ritual, controls the correct decoration of the sacrificial altar, and conducts the ceremony. Music, chanting, and dancing are indispensable elements of the Phi Fa ritual. The khaen, a bamboo mouth organ, is the primary musical instrument of the ritual. It is creates a sacred atmosphere accompanying ritual prayers and devotions and encourages dancing around the sacrificial altar. The khaen is accompanied by the phing, a guitar-like stringed instrument, by a drum, and by ching, small bells, cymbals. The chanting is very similar to mor lam, the traditional music of Lao and northeast Thailand. Phi Fa ritual participants dance around a decorated sacrificial altar. The dance lasts a full night and creates trance conditions for many of the participants. They believe Phi Fa will participate the ceremony and they expect healing and protection from unfavorable fortune. The steps of the ritual are related to the songs chanted by the shaman and are always accompanied by the khaen. This is because the khaen is believed to be an important mean to communicate with the gods and the spirits. The steps of the ritual are as follows: inviting the gods or spirits, explaining the reason for the invitation, praying for assistance, praying for protection, consoling the patient, re-calling the spirit that has fled the patient, inviting Phi Fa to accept the offerings, Baasii ritual, fortune telling, and taking leave of Phi Fa. The Baasii ritual The baasii ceremony is an important part of Lao culture and few Lao would consider undertaking a long journey or important endeavor without holding one. The faithful sit around a small table on which a variety of offerings are displayed – bananas, sticky rice, biscuits, money, and rice whiskey. An elder or a shaman recites the blessing, while everyone touches the offerings or,